NL7315994A - - Google Patents
Info
- Publication number
- NL7315994A NL7315994A NL7315994A NL7315994A NL7315994A NL 7315994 A NL7315994 A NL 7315994A NL 7315994 A NL7315994 A NL 7315994A NL 7315994 A NL7315994 A NL 7315994A NL 7315994 A NL7315994 A NL 7315994A
- Authority
- NL
- Netherlands
Links
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/68—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
- H02P5/685—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors electrically connected in series, i.e. carrying the same current
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Preliminary Treatment Of Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722259098 DE2259098C3 (de) | 1972-12-02 | 1972-12-02 | Schaltungsanordnung zur Potentialsymmetrierung, Überwachung und Begrenzung des höchstzulässigen Isolationsspannungswertes in Konstantstromanlagen |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7315994A true NL7315994A (is) | 1974-06-05 |
NL156551B NL156551B (nl) | 1978-04-17 |
Family
ID=5863353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7315994A NL156551B (nl) | 1972-12-02 | 1973-11-22 | Inrichting voor het ten opzichte van aarde symmetrisch maken van de spanning in een constante-stroomschakeling. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2259098C3 (is) |
FR (1) | FR2209237B1 (is) |
NL (1) | NL156551B (is) |
NO (1) | NO135115C (is) |
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1972
- 1972-12-02 DE DE19722259098 patent/DE2259098C3/de not_active Expired
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1973
- 1973-11-22 NL NL7315994A patent/NL156551B/xx not_active IP Right Cessation
- 1973-11-28 NO NO454073A patent/NO135115C/no unknown
- 1973-11-30 FR FR7342801A patent/FR2209237B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2209237B1 (is) | 1979-01-26 |
DE2259098A1 (de) | 1974-06-12 |
DE2259098C3 (de) | 1975-06-12 |
NO135115B (is) | 1976-11-01 |
DE2259098B2 (de) | 1974-10-24 |
NL156551B (nl) | 1978-04-17 |
NO135115C (is) | 1977-02-09 |
FR2209237A1 (is) | 1974-06-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: LICENTIA |